Home / 2,791.42-4,182.60-1,475.11

Finding the Fourth Proportional to 2,791.42, 4,182.60 and 1,475.11

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Solution

The fourth proportional to 2,791.42, 4,182.60 and 1,475.11 is: 2,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.42 : 4,182.60 = 1,475.11 : x
  2. Step 2: Convert to fraction form
    2,791.42/4,182.60 = 1,475.11/x
  3. Step 3: Cross multiply
    2,791.42x = 4,182.60 × 1,475.11
  4. Step 4: Simplify right side
    2,791.42x = 6,169,795.09
  5. Step 5: Solve for x
    x = 6,169,795.09/2,791.42
  6. Step 6: Final answer
    x = 2,210.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.